(c) 1996--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
+#include "input-smob.hh"
#include "axis-group-interface.hh"
#include "debug.hh"
#include "line-of-score.hh"
#include "molecule.hh"
#include "all-font-metrics.hh"
-Line_of_score::Line_of_score()
+// todo: use map.
+void
+fixup_refpoints (SCM s)
+{
+ for (; gh_pair_p (s); s = gh_cdr (s))
+ {
+ Score_element::fixup_refpoint (gh_car (s));
+ }
+}
+
+
+Line_of_score::Line_of_score(SCM s)
+ : Spanner (s)
{
- set_elt_property ("columns", SCM_EOL);
- set_elt_property ("all-elements", SCM_EOL);
+ rank_i_ = 0;
- Axis_group_interface (this).set_interface ();
- Axis_group_interface (this).set_axes (Y_AXIS,X_AXIS);
+ Axis_group_interface::set_interface (this);
+ Axis_group_interface::set_axes (this, Y_AXIS,X_AXIS);
}
int
return scm_ilength ( get_elt_property ("all-elements"));
}
-
-/*
- Ugh. this is grossly hairy.
- */
void
Line_of_score::typeset_element (Score_element * elem_p)
{
elem_p->pscore_l_ = pscore_l_;
- Group_interface (this, "all-elements").add_element (elem_p);
+ Pointer_group_interface (this, "all-elements").add_element (elem_p);
scm_unprotect_object (elem_p->self_scm_);
}
SCM all = se->get_elt_property ("all-elements");
for (SCM s = all; gh_pair_p (s); s = gh_cdr (s))
{
- unsmob_element (gh_car (s))->fixup_refpoint ();
+ fixup_refpoint (gh_car (s));
}
count += scm_ilength (all);
}
/*
needed for doing items.
*/
- for (SCM s = get_elt_property ("all-elements");
- gh_pair_p (s); s = gh_cdr (s))
- {
- unsmob_element (gh_car (s))->fixup_refpoint ();
- }
+ fixup_refpoints (get_elt_property ("all-elements"));
+
for (SCM s = get_elt_property ("all-elements");
gh_pair_p (s); s = gh_cdr (s))
unsmob_element (gh_car (s))->handle_broken_dependencies ();
}
handle_broken_dependencies ();
- progress_indication ( _f("Element count %d.", count + element_count()));
+
+ if (verbose_global_b)
+ progress_indication ( _f("Element count %d.", count + element_count()));
for (int i=0; i < broken_into_l_arr_.size (); i++)
{
Line_of_score *line_l = dynamic_cast<Line_of_score*> (broken_into_l_arr_[i]);
- progress_indication ("[");
- line_l->post_processing ();
- progress_indication (to_str (i));
- progress_indication ("]");
+ if (verbose_global_b)
+ progress_indication ("[");
+ line_l->post_processing (i+1 == broken_into_l_arr_.size ());
+
+ if (verbose_global_b)
+ {
+ progress_indication (to_str (i));
+ progress_indication ("]");
+ }
+
+ if (i < broken_into_l_arr_.size () - 1)
+ {
+ SCM lastcol = gh_car (line_l->get_elt_property ("columns"));
+ Score_element* e = unsmob_element (lastcol);
+ SCM inter = e->get_elt_property ("between-system-string");
+ if (gh_string_p (inter))
+ {
+ pscore_l_->outputter_l_->output_string (inter);
+ }
+ }
}
}
{
Line_of_score *line_l = dynamic_cast <Line_of_score*> (clone());
line_l->rank_i_ = i;
- Link_array<Paper_column> c (breaking[i].cols_);
+ // line_l->set_immutable_elt_property ("rank", gh_int2scm( i));
+ Link_array<Score_element> c (breaking[i].cols_);
pscore_l_->typeset_line (line_l);
line_l->set_bound(LEFT,c[0]);
for (int j=0; j < c.size(); j++)
{
c[j]->translate_axis (breaking[i].config_[j],X_AXIS);
- c[j]->line_l_ = line_l;
+ dynamic_cast<Paper_column*> (c[j])->line_l_ = line_l;
}
broken_into_l_arr_.push (line_l);
}
+#define GLOBAL_SYMBOL(cname, name) \
+SCM cname ; \
+void \
+cname ## _init_func () \
+{ \
+ cname = ly_symbol2scm (name); \
+ scm_permanent_object (cname); \
+} \
+ADD_SCM_INIT_FUNC(cname,cname ## _init_func);\
+
+
+GLOBAL_SYMBOL( offset_sym , "translate-molecule");
+GLOBAL_SYMBOL( placebox_sym , "placebox");
+GLOBAL_SYMBOL( combine_sym , "combine-molecule");
+GLOBAL_SYMBOL( no_origin_sym , "no-origin");
+GLOBAL_SYMBOL( define_origin_sym , "define-origin");
+
+
+
void
Line_of_score::output_molecule (SCM expr, Offset o)
{
- SCM offset_sym = ly_symbol2scm ("translate-molecule");
- SCM combine_sym = ly_symbol2scm ("combine-molecule");
-enter:
- if (!gh_pair_p (expr))
- return;
-
- SCM head =gh_car (expr);
- if (head == offset_sym)
+ while (1)
{
- o += ly_scm2offset (gh_cadr (expr));
- expr = gh_caddr (expr);
- goto enter;
- }
- else if (head == combine_sym)
- {
- output_molecule (gh_cadr (expr), o);
- expr = gh_caddr (expr);
- goto enter; // tail recursion
- }
- else
- {
- pscore_l_->outputter_l_->
- output_scheme (gh_list (ly_symbol2scm ("placebox"),
- gh_double2scm (o[X_AXIS]),
- gh_double2scm (o[Y_AXIS]),
- expr,
- SCM_UNDEFINED));
+ if (!gh_pair_p (expr))
+ return;
+
+ SCM head =gh_car (expr);
+ if (unsmob_input (head))
+ {
+ Input * ip = unsmob_input (head);
+
+
+ pscore_l_->outputter_l_->output_scheme (gh_list (define_origin_sym,
+ ly_str02scm (ip->file_str ().ch_C()),
+ gh_int2scm (ip->line_number ()),
+ gh_int2scm (ip->column_number ()),
+ SCM_UNDEFINED));
+ expr = gh_cadr (expr);
+ }
+ else if (head == no_origin_sym)
+ {
+ pscore_l_->outputter_l_->output_scheme (gh_list (no_origin_sym, SCM_UNDEFINED));
+ expr = gh_cadr (expr);
+ }
+ else if (head == offset_sym)
+ {
+ o += ly_scm2offset (gh_cadr (expr));
+ expr = gh_caddr (expr);
+ }
+ else if (head == combine_sym)
+ {
+ output_molecule (gh_cadr (expr), o);
+ expr = gh_caddr (expr);
+ }
+ else
+ {
+ pscore_l_->outputter_l_->
+ output_scheme (gh_list (placebox_sym,
+ gh_double2scm (o[X_AXIS]),
+ gh_double2scm (o[Y_AXIS]),
+ expr,
+ SCM_UNDEFINED));
+
+ return;
+ }
}
}
void
Line_of_score::add_column (Paper_column*p)
{
- SCM cs = get_elt_property ("columns");
+ Score_element *me = this;
+ SCM cs = me->get_elt_property ("columns");
Score_element * prev = gh_pair_p (cs) ? unsmob_element (gh_car (cs)) : 0;
- int rank = prev ? dynamic_cast<Paper_column*> (prev)->rank_i () + 1 : 0;
- p->set_rank (rank);
- set_elt_property ("columns", gh_cons (p->self_scm_, cs));
+ p->rank_i_ = prev ? Paper_column::rank_i (prev) + 1 : 0;
- Axis_group_interface (this).add_element (p);
- typeset_element (p);
-}
-Link_array<Paper_column>
-Line_of_score::column_l_arr ()const
-{
- Link_array<Paper_column> acs
- = Group_interface__extract_elements (this, (Paper_column*) 0, "columns");
- bool bfound = false;
- for (int i= acs.size (); i -- ; )
- {
- bool brb = acs[i]->breakable_b();
- bfound = bfound || brb;
- /*
- the last column should be breakable. Weed out any columns that
- seem empty. We need to retain breakable columns, in case
- someone forced a breakpoint.
- */
- if (!bfound
- || (acs[i]->get_elt_property ("elements") == SCM_EOL
- && !brb))
- acs.del (i);
- }
- return acs;
-}
+ me->set_elt_property ("columns", gh_cons (p->self_scm_, cs));
-void
-fixup_refpoints (SCM s)
-{
- for (; gh_pair_p (s); s = gh_cdr (s))
- {
- Score_element * se = unsmob_element (gh_car (s));
- if (se)
- {
- se->fixup_refpoint ();
- if (!dynamic_cast<Line_of_score*> (se) && !se->parent_l (Y_AXIS))
- {
- programming_error ("No parent!");
- }
- }
- }
+ Axis_group_interface::add_element (me, p);
}
+
+/*
+ TODO: use scm_map iso. for loops.
+ */
void
Line_of_score::pre_processing ()
{
for (SCM s = get_elt_property ("all-elements"); gh_pair_p (s); s = gh_cdr (s))
unsmob_element (gh_car (s))->discretionary_processing ();
- progress_indication ( _f("Element count %d ", element_count ()));
+ if(verbose_global_b)
+ progress_indication ( _f("Element count %d ", element_count ()));
for (SCM s = get_elt_property ("all-elements"); gh_pair_p (s); s = gh_cdr (s))
for (SCM s = get_elt_property ("all-elements"); gh_pair_p (s); s = gh_cdr (s))
{
Score_element* sc = unsmob_element (gh_car (s));
- sc->calculate_dependencies (PRECALCED, PRECALCING, &Score_element::before_line_breaking);
+ sc->calculate_dependencies (PRECALCED, PRECALCING, ly_symbol2scm ("before-line-breaking-callback"));
}
progress_indication ("\n" + _ ("Calculating column positions...") + " " );
for (SCM s = get_elt_property ("all-elements"); gh_pair_p (s); s = gh_cdr (s))
- unsmob_element (gh_car (s))->do_space_processing ();
+ {
+ Score_element * e = unsmob_element (gh_car (s));
+ SCM proc = e->get_elt_property ("spacing-procedure");
+ if (gh_procedure_p (proc))
+ gh_call1 (proc, e->self_scm_);
+ }
}
void
-Line_of_score::post_processing ()
+Line_of_score::post_processing (bool last_line)
{
for (SCM s = get_elt_property ("all-elements");
gh_pair_p (s); s = gh_cdr (s))
{
Score_element* sc = unsmob_element (gh_car (s));
- sc->calculate_dependencies (POSTCALCED, POSTCALCING, &Score_element::after_line_breaking);
+ sc->calculate_dependencies (POSTCALCED, POSTCALCING,
+ ly_symbol2scm ("after-line-breaking-callback"));
}
Interval i(extent(Y_AXIS));
output_molecule (m.get_expr (), o);
}
- output_scheme (gh_list (ly_symbol2scm ("stop-line"), SCM_UNDEFINED));
+ if (last_line)
+ {
+ output_scheme (gh_list (ly_symbol2scm ("stop-last-line"), SCM_UNDEFINED));
+ }
+ else
+ {
+ output_scheme (gh_list (ly_symbol2scm ("stop-line"), SCM_UNDEFINED));
+ }
}
r = r->column_l ();
SCM s = get_elt_property ("columns");
- while (gh_car (s) != r->self_scm_)
+ while (gh_pair_p (s) && gh_car (s) != r->self_scm_)
s = gh_cdr (s);
-
- s = gh_cdr (s);
+ if (gh_pair_p (s))
+ s = gh_cdr (s);
- while (gh_car (s) != l->self_scm_)
+ while (gh_pair_p (s) && gh_car (s) != l->self_scm_)
{
- Paper_column *c
- = dynamic_cast<Paper_column*> (unsmob_element (gh_car (s)));
- if (c->breakable_b () && !c->line_l_)
+ Paper_column*c = dynamic_cast<Paper_column*> ( unsmob_element (gh_car (s)));
+ if (Item::breakable_b (c) && !c->line_l_)
ret.push (c);
s = gh_cdr (s);
return ret;
}
+/**
+ Return all columns, but filter out any unused columns , since they might
+ disrupt the spacing problem.
+ */
+Link_array<Score_element>
+Line_of_score::column_l_arr ()const
+{
+ Link_array<Score_element> acs
+ = Pointer_group_interface__extract_elements (this, (Score_element*) 0, "columns");
+ bool bfound = false;
+ for (int i= acs.size (); i -- ; )
+ {
+ bool brb = Item::breakable_b (acs[i]);
+ bfound = bfound || brb;
-
+ /*
+ the last column should be breakable. Weed out any columns that
+ seem empty. We need to retain breakable columns, in case
+ someone forced a breakpoint.
+ */
+ if (!bfound || !Paper_column::used_b (acs[i]))
+ acs.del (i);
+ }
+ return acs;
+}
+